Dihydrochalcone
二氢查尔酮
🗣️ 情景例句
I'd like you to meet the group.
我希望你能与协会的成员见面。
What makes life dreary is the want of motive.
没有目的，人生就黯淡无光。
He say he's just arrived in Scotland. He says he's staying at a Youth Hostel.You know he's a member of the Y.H.A.
他说他刚到苏格兰。他说他住在一家青年招待所。你知道，他是“青招协”的一个成员。